Walls functional requirements

The function of a wall is to enclose and protect a building or to divide space within a building.
To provide a check that a particular wall construction satisfies a range of functional requirements it is convenient to adopt a list of specific requirements. The commonly accepted requirements of a wall are:
{Walls Strength and stability}
{Walls Resistance to weather and ground moisture}
{Walls Durability and freedom from maintenance}
{Walls Fire safety}
{Walls Resistance to the passage of heat}
{Walls Resistance to airborne and impact sound Security}